<template>
  <div class="goods-list">

    <!-- <router-link class="goods-item" v-for="item in goodslist" :key="item.id" :to="'/home/goodsinfo/' + item.id" tag="div">
      <img :src="item.img_url" alt="">
      <h1 class="title">{{item.title}}</h1>
      <div class="info">
        <p class="price">
          <span class="now">{{item.sell_price}}</span>
          <span class="old">{{item.market_price}}</span>
        </p>
        <p class="sell">
          <span>热卖中</span>
          <span>剩{{item.stock_quantity}}件</span>
        </p>
      </div>
    </router-link> -->

    <!-- 在网页中，有两种跳转方式 -->
    <!-- 方式1：使用a标签的形式叫做标签跳转 -->
    <!-- 方式2：使用window.location.href的形式，叫做编程式导航 -->

    <div class="goods-item" v-for="item in goodslist" :key="item.id" @click="goDetail(item.id)">
      <img :src="item.img_url" alt="">
      <h1 class="title">{{item.title}}</h1>
      <div class="info">
        <p class="price">
          <span class="now">{{item.sell_price}}</span>
          <span class="old">{{item.market_price}}</span>
        </p>
        <p class="sell">
          <span>热卖中</span>
          <span>剩{{item.stock_quantity}}件</span>
        </p>
      </div>
    </div>

    <mt-button type="danger" size="large" @click="getMore">加载更多</mt-button>
  </div>
</template>

<script>
export default {
  data() {
    // data是往自己组件内部，挂载一些私有数据的
    return {
      pageindex: 1,//分页的页数
      goodslist: []//存放商品列表的数组
    };
  },
  created() {
    this.getGoodsList();
  },
  methods: {
    getGoodsList() {
      // 获取商品列表
      this.$http.get("api/getgoods?pageindex=" + this.pageindex).then(result => {
        if (result.body.status === 0) {
          this.goodslist = this.goodslist.concat(result.body.message);
        }
        for (var i = 0; i < this.goodslist.length; i++) {
          this.goodslist[i]['img_url'] = require('../../uploads/b' + parseInt(Math.random() * 15 + 1) + '.jpg');
        }
      })
    },
    getMore(){
        this.pageindex++;
        this.getGoodsList();
    },
    goDetail(id){
        // 使用js的形式进行路由导航

        // 注意：一定要区分this.$route和this.$router这两个对象，其中：this.$route是路由参数对象，所有路由中的参数都属于它（包括params,query）;this.$router是一个路由导航对象，用它可以方便的使用js代码，实现路由的前进、后退、跳转到新的URL地址

        // 1.最简单的
        // this.$router.push("/home/goodsinfo/" + id);
        // 2.传递对象
        // this.$router.push({path:"/home/goodsinfo/" + id});
        // 3.传递命名的路由
        this.$router.push({name:"goodsinfo",params:{id}})

    }
  }
}
</script>

<style lang="less" scoped>
.goods-list {
  display: flex;
  flex-wrap: wrap;
  padding: 7px;
  justify-content: space-between;

  .goods-item {
    width: 49%;
    border: 1px solid #ccc;
    box-shadow: 0 0 8px #ccc;
    margin: 4px 0;
    padding: 2px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 293px;

    img {
      width: 100%;
    }

    .title {
      font-size: 14px;
    }

    .info {
      background: #eee;

      p {
        margin: 0;
      }

      .price {
        .now {
          color: red;
          font-size: 16px;
          font-weight: bold;
        }

        .old {
          text-decoration: line-through;
          font-size: 12px;
          margin-left: 10px;
        }
      }

      .sell {
        display: flex;
        justify-content: space-between;
      }
    }
  }
}
</style>
